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NestJS Enterprise Backend APIs · Lesson

CRUD Operations with TypeORM

Develop complete Create, Read, Update, and Delete functionalities for your entities using TypeORM repositories.

CRUD Basics with TypeORM

Welcome! In this lesson, we'll master CRUD operations using TypeORM, a powerful Object-Relational Mapper for TypeScript.

CRUD stands for Create, Read, Update, and Delete. These are the four fundamental operations for managing data in almost any application.

TypeORM simplifies interacting with your database by mapping database rows to TypeScript objects, making these operations intuitive.

Defining Our Product Entity

Before performing CRUD, we need an entity. An entity is a class that maps directly to a database table. Let's imagine a simple Product entity for our examples.

In TypeORM, you'd use decorators like @Entity(), @PrimaryGeneratedColumn(), and @Column() to define its structure and how it maps to your database schema.

All lessons in this course

  1. Routes and Request Handling
  2. CRUD Operations with TypeORM
  3. Error Handling and Interceptors
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